From 34a920a6f92a6ef938ef414358dbff4801f013a2 Mon Sep 17 00:00:00 2001
From: cignoni <paolo.cignoni@isti.cnr.it>
Date: Wed, 5 Nov 2014 16:22:51 +0000
Subject: [PATCH] First sample using implicit smoothing

---
 .../trimesh_implicit_smooth.cpp               | 81 +++++++++++++++++++
 .../trimesh_implicit_smooth.pro               |  3 +
 2 files changed, 84 insertions(+)
 create mode 100644 apps/sample/trimesh_implicit_smooth/trimesh_implicit_smooth.cpp
 create mode 100644 apps/sample/trimesh_implicit_smooth/trimesh_implicit_smooth.pro

diff --git a/apps/sample/trimesh_implicit_smooth/trimesh_implicit_smooth.cpp b/apps/sample/trimesh_implicit_smooth/trimesh_implicit_smooth.cpp
new file mode 100644
index 00000000..678185c4
--- /dev/null
+++ b/apps/sample/trimesh_implicit_smooth/trimesh_implicit_smooth.cpp
@@ -0,0 +1,81 @@
+/****************************************************************************
+* VCGLib                                                            o o     *
+* Visual and Computer Graphics Library                            o     o   *
+*                                                                _   O  _   *
+* Copyright(C) 2004-2012                                           \/)\/    *
+* Visual Computing Lab                                            /\/|      *
+* ISTI - Italian National Research Council                           |      *
+*                                                                    \      *
+* All rights reserved.                                                      *
+*                                                                           *
+* This program is free software; you can redistribute it and/or modify      *
+* it under the terms of the GNU General Public License as published by      *
+* the Free Software Foundation; either version 2 of the License, or         *
+* (at your option) any later version.                                       *
+*                                                                           *
+* This program is distributed in the hope that it will be useful,           *
+* but WITHOUT ANY WARRANTY; without even the implied warranty of            *
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the             *
+* GNU General Public License (http://www.gnu.org/licenses/gpl.txt)          *
+* for more details.                                                         *
+*                                                                           *
+****************************************************************************/
+/*! \file trimesh_inertia.cpp
+\ingroup code_sample
+
+\brief An example of computing the inertia properties of meshes
+
+Two meshes are created a rectangular box and a torus and their mass properties are computed and shown.
+The result should match the closed formula for these objects (with a reasonable approximation)
+
+*/
+
+#include<vcg/complex/complex.h>
+
+#include<wrap/io_trimesh/import_ply.h>
+#include<wrap/io_trimesh/export_ply.h>
+
+#include<vcg/complex/algorithms/implicit_smooth.h>
+
+using namespace vcg;
+using namespace std;
+
+class MyEdge;
+class MyFace;
+class MyVertex;
+struct MyUsedTypes : public vcg::UsedTypes<	vcg::Use<MyVertex>   ::AsVertexType,
+                                            vcg::Use<MyEdge>     ::AsEdgeType,
+                                            vcg::Use<MyFace>     ::AsFaceType>{};
+
+class MyVertex  : public vcg::Vertex<MyUsedTypes, vcg::vertex::Coord3f, vcg::vertex::Normal3f, vcg::vertex::BitFlags  >{};
+class MyFace    : public vcg::Face< MyUsedTypes, vcg::face::FFAdj, vcg::face::Normal3f, vcg::face::VertexRef, vcg::face::BitFlags > {};
+class MyEdge    : public vcg::Edge<MyUsedTypes>{};
+class MyMesh    : public vcg::tri::TriMesh< std::vector<MyVertex>, std::vector<MyFace> , std::vector<MyEdge>  > {};
+
+
+int main( int argc, char **argv )
+{
+  MyMesh m;
+  if(argc < 2 )
+  {
+    printf("Usage: trimesh_implicit_smooth mesh.ply\n");
+    return -1;
+  }
+
+  int ret= tri::io::ImporterPLY<MyMesh>::Open(m,argv[1]);
+  if(ret!=0)
+  {
+    printf("Unable to open %s for '%s'\n",argv[1],tri::io::ImporterPLY<MyMesh>::ErrorMsg(ret));
+    return -1;
+  }
+
+  tri::UpdateTopology<MyMesh>::FaceFace(m);
+
+  ImplicitSmoother<MyMesh>::SmoothParam SP;
+  ImplicitSmoother<MyMesh> ISmooth(m);
+  ISmooth.Smooth(SP);
+
+  tri::io::ExporterPLY<MyMesh>::Save(m,"smooth.ply",tri::io::Mask::IOM_VERTCOLOR | tri::io::Mask::IOM_VERTQUALITY);
+
+  return 0;
+}
diff --git a/apps/sample/trimesh_implicit_smooth/trimesh_implicit_smooth.pro b/apps/sample/trimesh_implicit_smooth/trimesh_implicit_smooth.pro
new file mode 100644
index 00000000..ff6458e7
--- /dev/null
+++ b/apps/sample/trimesh_implicit_smooth/trimesh_implicit_smooth.pro
@@ -0,0 +1,3 @@
+include(../common.pri)
+TARGET = trimesh_implicit_smooth
+SOURCES += trimesh_implicit_smooth.cpp ../../../wrap/ply/plylib.cpp